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Echinocyamus pusillus Pea Urchin, Green Urchin

Echinocyamus pusillus is commonly referred to as Pea Urchin, Green Urchin. Difficulty in the aquarium: There are no reports available yet that this animal has already been kept in captivity successfully. Toxicity: Toxic hazard unknown.

Profilbild Urheber Dennis Rabeling, Lanzarote, Kanarischen Inseln

Echinocyamus pusillus, Las Palmas, ES-CN, ES 2023


Courtesy of the author Dennis Rabeling, Lanzarote, Kanarischen Inseln . Please visit www.inaturalist.org for more information.

Uploaded by Muelly.

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lexID:
17730 
AphiaID:
124273 
Scientific:
Echinocyamus pusillus 
German:
Zwergseeigel, Zwerg-Herzigel, Schildigel 
English:
Pea Urchin, Green Urchin 
Category:
Jeżowce 
Family tree:
Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Echinolampadacea (Order) > Fibulariidae (Family) > Echinocyamus (Genus) > pusillus (Species) 
Initial determination:
(O.F. Müller, ), 1776 
Occurrence:
the Black Sea, the North Sea, Adriatic Sea (Mediterranean), Azores, Belgium, Danmark, European Coasts, France, Greece, Iceland, Kattegat (Baltic Sea), Levantine Sea (Mediterranean), Morocco, Netherlands, North Atlantic Ocean, Northeast Atlantic, Norway, Sweden, The Aegan Sea (Mediterranean), the British Isles, the Canary Islands, the Mediterranean Sea 
Marine Zone:
Hemipelagial
Lightless depth range of 800 - 2400 meters 
Sea depth:
1 - 1250 Meter 
Habitats:
Gravel soil, Muddy grounds, Sandy sea floors, Seawater, Sea water 
Size:
0" - 1.97" (0,6cm - 5cm) 
Temperature:
°F - 77 °F (°C - 25°C) 
Food:
Detritus, Diatoms, Foraminifers, Plankton 
Difficulty:
There are no reports available yet that this animal has already been kept in captivity successfully 
Offspring:
None 
Toxicity:
Toxic hazard unknown 
CITES:
Not evaluated 
Red List:
Not evaluated (NE) 
Related species at
Catalog of Life:
  • Echinocyamus apicatus
  • Echinocyamus convergens
  • Echinocyamus crispus
  • Echinocyamus elegans
  • Echinocyamus grandiporus
  • Echinocyamus grandis
  • Echinocyamus incertus
  • Echinocyamus insularis
  • Echinocyamus macrostomus
  • Echinocyamus megapetalus
 
Author:
Publisher:
Meerwasser-Lexikon.de
Created:
Last edit:
2025-09-16 19:47:15 

Info

Echinocyamus pusillus (O.F. Müller, 1776)

Echinocyamus pusillus, commonly known as the pea urchin or green urchin, is a species of sand dollar in the family Fibulariidae, native to the northeastern Atlantic Ocean and the Mediterranean Sea.

Synonymised names
Clypeaster pulvinulus (Pennant, 1812) · unaccepted (subjective junior synonym)
Echinocyamus angulosus Lütken, 1856 · unaccepted (subjective junior synonym)
Echinocyamus minimus Girard, 1850 · unaccepted (subjective junior synonym)
Echinocyamus minutus (Gmelin, 1791) · unaccepted (subjective junior synonym)
Echinocyamus parthenopaeus Costa, 1868 · unaccepted (subjective junior synonym)
Echinocyamus speciosus Costa, 1868 · unaccepted (subjective junior synonym)
Echinocyamus tarentinus (Lamarck, 1816) · unaccepted (subjective junior synonym)
Echinus minutus Gmelin, 1791 · unaccepted (subjective junior synonym)
Echinus pulvinulus Pennant, 1812 · unaccepted (subjective junior synonym)
Echinus pusillus (O.F. Müller, 1776) · unaccepted (transferred to Echinocyamus)
Fibularia equina Aradas, 1850 · unaccepted (subjective junior synonym)
Fibularia pusilla (O.F. Müller, 1776) · unaccepted (transferred to Echinocyamus)
Fibularia tarentina Lamarck, 1816 · unaccepted (subjective junior synonym)
Spatagus pusillus O.F. Müller, 1776 · unaccepted (transferred to Echinocyamus)

External links

  1. Wikipedia (de). Abgerufen am 16.09.2025.
  2. Wikipedia (en). Abgerufen am 16.09.2025.

Pictures

Commonly

Anomocora fecunda, Las Palmas, ES-CN, ES 2023
Echinocyamus pusillus, Las Palmas, ES-CN, ES 2025
Echinocyamus pusillus, Las Palmas, ES-CN, ES 2023

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